Chevrolet Small Block Adv. Duration: 283/287 Duration @ .050: 248/252 Lift: .535/.530 Lobe Separation: 106 LC Included Lifters: 91115 Mech. Flat Tappet 3000-6800. Small Base Circle, Oval track, 2bbl. 1/4 to 3/8 tight, with good intake & exhaust.
Chevrolet Small Block Adv. Duration: 283/287 Duration @ .050: 248/252 Lift: .535/.530 Lobe Separation: 106 LC Included Lifters: 91118 Direct Lube Mech. Flat Tappet 3000-6800. Small Base Circle, Oval track, 2bbl. 1/4 to 3/8 tight, with good intake & exhaust.
Chevrolet Small Block Adv. Duration: 287/295 Duration @ .050: 252/260 Lift: .545/.535 Lobe Separation: 106 LC Included Lifters: 91115 Mech. Flat Tappet 3200-6800. Small Base Circle, Oval track, 4bbl. 1/4 to 3/8 tight, with good intake & exhaust, 12.0:1+.
Chevrolet Small Block Adv. Duration: 287/295 Duration @ .050: 252/260 Lift: .545/.535 Lobe Separation: 106 LC Included Lifters: 91118 Direct Lube Mech. Flat Tappet 3200-6800. Small Base Circle, Oval track, 4bbl. 1/4 to 3/8 tight, with good intake & exhaust, 12.0:1+.
Chevrolet Small Block Adv. Duration: 295/301 Duration @ .050: 260/266 Lift: .565/.555 Lobe Separation: 106 LC Included Lifters: 91115 Mech. Flat Tappet 3400-7200. Small Base Circle, Oval track, 360ci+, 1/4 to 3/8 tight, with good intake, exhaust, 12.0:1+ CR.
Chevrolet Small Block Adv. Duration: 295/301 Duration @ .050: 260/266 Lift: .565/.555 Lobe Separation: 106 LC Included Lifters: 91118 Direct Lube Mech. Flat Tappet 3400-7200. Small Base Circle, Oval track, 360ci+, 1/4 to 3/8 tight, with good intake, exhaust, 12.0:1+ CR.